VIPER22-LED-EV: 350mA @ 32V Max, 90 ~ 264VAC in

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The VIPer22A is low cost monolithic smart power devices with integrated PWM controller designed to operate in the wide range input voltage, from 90 to 264Vac.

The VIPer22A internal control circuit offers benefit such as: automatic burst mode in low load condition, overvoltage protection in hiccup mode, and large voltage range on the VDD pin.

This isolated VIPer22A constant current LED driver has been configured to drive 2 to 8 LEDs.

Manufacturer STMicroelectronics
Category Lighting
Sub-Category LED Drivers - AC / Offline
Eval Board Part Number VIPER22-LED-EV-ND
Eval Board Supplier STMicroelectronics
Eval Board
Normally In Stock
AC Voltage
115 V
230 V
Outputs and Type
1 Isolated
Current Out
350 mA
Voltage Out (Max)
32 V
Efficiency @ Conditions
- Not Given
Current Limit (Adj. or Fixed)
Light Load Mode
Over Voltage Protection
Switching Frequency
60 kHz
Component Count + Extras
35 + 5
Design Author
Application / Target Market
LED Home Lighting
LED Signage
Traffic Lights
Main I.C.
Power Factor
- Not Given
EN55022 B conducted EMI
Voltage In
90 ~ 264 VAC